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    CVE-2026-91348

    Vulnerability in the Oracle Solaris product of Oracle Systems (component: Utility). Supported versions that are affected are 11.3 and 11.4. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in takeover of Oracle Solaris. CVSS 3.1 Base Score 8.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

    Published:Oct 20, 2026
    Last Modified:Oct 21, 2026
    EPS:Oct 20, 2026
    EPSS Score:
    CVSS Score:8.4

    Affected Products

    Vendor
    Oracle
    Product
    Solaris

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-269 Improper Privilege Management

    Related CVEs

    CVE-2026-91537 (CVSS 7.8) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Utility). The supported version th…
    CVE-2026-91336 (CVSS 6.5) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Utility). The supported version th…
    CVE-2026-91324 (CVSS 4.7) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Libraries). The supported version …
    CVE-2026-91256 (CVSS 7.1) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Services). The supported version t…
    CVE-2026-91255 (CVSS 7.5) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Kernel). The supported version tha…
    CVE-2026-91254 (CVSS 7.5) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Kernel). The supported version tha…
    CVE-2026-91253 (CVSS 7.8) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Kernel). The supported version tha…
    CVE-2026-91252 (CVSS 8.2) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Services). The supported version t…
    CVE-2026-91249 (CVSS 3.3) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Libraries). The supported version …
    CVE-2026-91244 (CVSS 4.7) — Vulnerability in the Oracle Solaris product of Oracle Systems (component: Services). The supported version t…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High